vsp2hardwarelayerintegration.h

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// Copyright (C) 2018 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

// Qt-Security score:significant reason:default

#ifndef VSP2HARDWARELAYERINTEGRATION_H

#define VSP2HARDWARELAYERINTEGRATION_H

#include <QtWaylandCompositor/private/qwlhardwarelayerintegration_p.h>

#include <private/qobject_p.h>

#include <QPoint>

#include <QSize>

struct wl_kms_buffer;

QT_BEGIN_NAMESPACE

namespace QNativeInterface::Private {

struct QVsp2Screen;

class QScreen;

class QWaylandSurface;

class QWaylandQuickHardwareLayer;

class Vsp2Layer;

class Vsp2HardwareLayerIntegration : public QtWayland::HardwareLayerIntegration

    Q_OBJECT

public:

    explicit Vsp2HardwareLayerIntegration();

    void add(QWaylandQuickHardwareLayer *layer) override;

    void remove(QWaylandQuickHardwareLayer *layer) override;

    void sendFrameCallbacks();

    QList<QSharedPointer<Vsp2Layer>> m_layers;

private:

    void enableVspLayers();

    void disableVspLayers();

    void sortLayersByDepth();

    void recreateVspLayers();

    friend class Vsp2Layer;

};

struct Vsp2Buffer

    explicit Vsp2Buffer() = default;

    explicit Vsp2Buffer(wl_kms_buffer *kmsBuffer);

    int dmabufFd = -1;

    uint bytesPerLine = 0;

    uint drmPixelFormat = 0;

    QSize size;

};

class Vsp2Layer : public QObject

    Q_OBJECT

public:

    explicit Vsp2Layer(QWaylandQuickHardwareLayer *m_hwLayer, Vsp2HardwareLayerIntegration *integration);

    void enableVspLayer();

    void disableVspLayer();

    bool isEnabled() { return m_layerIndex != -1; }

    QWaylandQuickHardwareLayer *hwLayer() const { return m_hwLayer; }

public Q_SLOTS:

    void handleBufferCommitted();

    void handleSurfaceChanged();

    void updatePosition();

    void updateOpacity();

private:

    wl_kms_buffer *nextKmsBuffer();

    int m_layerIndex = -1;

    QVsp2Screen *m_screen = nullptr;

    QPoint m_position;

    QWaylandQuickHardwareLayer *m_hwLayer = nullptr;

    QWaylandSurface *m_surface = nullptr;

    Vsp2Buffer m_buffer;

};

QT_END_NAMESPACE

#endif // VSP2HARDWARELAYERINTEGRATION_H